Bed



FIG. 1 is a front-right-top perspective view of a bed showing our new design;

FIG. 2 is front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines are for the purpose of illustrating environmental features for the bed and form no part of the claimed design. 

CLAIM The ornamental design for a bed, as shown and described. 